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Finding the Fourth Proportional to 594,216, 891,362.88 and 261,792

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Solution

The fourth proportional to 594,216, 891,362.88 and 261,792 is: 392,705.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,216 : 891,362.88 = 261,792 : x
  2. Step 2: Convert to fraction form
    594,216/891,362.88 = 261,792/x
  3. Step 3: Cross multiply
    594,216x = 891,362.88 × 261,792
  4. Step 4: Simplify right side
    594,216x = 233,351,671,080.96
  5. Step 5: Solve for x
    x = 233,351,671,080.96/594,216
  6. Step 6: Final answer
    x = 392,705.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.